1292509900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{2887}}^1$

素因数の和:2960

約数の個数: 108

約数和(自身を含む): 3167321584

約数和(自身を除く): 1874811684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 37, 44, 50, 55, 74, 100, 110, 121, 148, 185, 220, 242, 275, 370, 407, 484, 550, 605, 740, 814, 925, 1100, 1210, 1628, 1850, 2035, 2420, 2887, 3025, 3700, 4070, 4477, 5774, 6050, 8140, 8954, 10175, 11548, 12100, 14435, 17908, 20350, 22385, 28870, 31757, 40700, 44770, 57740, 63514, 72175, 89540, 106819, 111925, 127028, 144350, 158785, 213638, 223850, 288700, 317570, 349327, 427276, 447700, 534095, 635140, 698654, 793925, 1068190, 1175009, 1397308, 1587850, 1746635, 2136380, 2350018, 2670475, 3175700, 3493270, 4700036, 5340950, 5875045, 6986540, 8733175, 10681900, 11750090, 12925099, 17466350, 23500180, 25850198, 29375225, 34932700, 51700396, 58750450, 64625495, 117500900, 129250990, 258501980, 323127475, 646254950, 1292509900]

約数ペア:

[(1, 1292509900), (2, 646254950), (4, 323127475), (5, 258501980), (10, 129250990), (11, 117500900), (20, 64625495), (22, 58750450), (25, 51700396), (37, 34932700), (44, 29375225), (50, 25850198), (55, 23500180), (74, 17466350), (100, 12925099), (110, 11750090), (121, 10681900), (148, 8733175), (185, 6986540), (220, 5875045), (242, 5340950), (275, 4700036), (370, 3493270), (407, 3175700), (484, 2670475), (550, 2350018), (605, 2136380), (740, 1746635), (814, 1587850), (925, 1397308), (1100, 1175009), (1210, 1068190), (1628, 793925), (1850, 698654), (2035, 635140), (2420, 534095), (2887, 447700), (3025, 427276), (3700, 349327), (4070, 317570), (4477, 288700), (5774, 223850), (6050, 213638), (8140, 158785), (8954, 144350), (10175, 127028), (11548, 111925), (12100, 106819), (14435, 89540), (17908, 72175), (20350, 63514), (22385, 57740), (28870, 44770), (31757, 40700)]